AM-2016-10007-A · Cassiteritearchived
physical & structuralrev. 1
| designation | Cassiterite |
|---|---|
| chemical formula | SnO₂ |
| classification | Oxide / Rutile group |
| crystal system | Tetragonal |
| mohs hardness | 6 – 7 |
| density (g/cm³) | 6.95 |
| colour | Sherry-brown on edges |
| type locality | Panasqueira, Castelo Branco, Portugal |
raman spectroscopy532 nm · pass A
reported peaks (cm⁻¹): 474, 632, 776
notessubmitter remarks + registry
Standard cassiterite reference specimen. Supplied as a single piece on a small fragment of host matrix.